Wynne was born in London to American parents and educated at Ardingly College, West Sussex.
He studied Civil Engineering[1] at Heriot-Watt University.
He worked as an English teacher in 1997 in Fukuoka, Japan.
He graduated from Reading University with a MSc in Applied Meteorology[3] in 1999.
In 1999 he joined the Met Office undertaking a 14-month training programme, including a spell at RAF Northolt for six months.